介子共振 的英文怎麼說
中文拼音 [jièzigòngzhèn]
介子共振
英文
meson resonances-
This article briefly introduce recent advance in nmr technology and application including high field magnets, shielding techniques, probe heads, analytical applications and methods in biomolecular nmr
本文將簡單介紹近幾年高磁場核磁共振的發展、磁場遮蔽技術的改進、探頭設計的突破以及在分析方法與生物巨分子方面的新應用。In chapter two, the basic principles of rempi technique are introduced including the resonance enhanced effect, the selection rule, the mechanism of photoionization and photodissociation, rempi rate equation and the property of rydberg state
第二章介紹了rempi技術的基本原理,包括多光子共振躍遷的選擇定則、電子態的光解離機理、描述rempi過程的速率方程和分子rydberg態的性質。This article introduces the synthesis method of 12 - aminododecanoic acid, and it was molecularly characterized by means of the spectrograms of mass spectrum, infrared spectrum and nmr of 12 - aminododecanoic acid
摘要主要介紹了12 -氨基十二酸的加氫方法,並利用質譜、紅外光譜、核磁共振等手段對加氫產物進行分子表徵。In the two - photon resonance case, part of the input pulse energy is transformed into higher and lower frequency components through amplified spontaneous emission and four - wave mixing, and the medium shows strong optical power limiting effect
在雙光子共振情況下,即入射脈沖頻率等於1 、 3能級之間的共振頻率的一半,由於介質中放大的自發輻射和四波混頻的作用,部分入射脈沖能量轉化為高頻和低頻電場成分的能量,分子介質表現出了很強的光功率限幅特性。It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded
數值計算結果表明:無論是共振還是非共振相互作用, kerr效應均使原子與光場的耦合減弱,原子布居的崩塌與復甦的周期縮短,光場的非經典相關的穩定性增強;在初始光場較弱和較強兩種情況下,類kerr介質對雙模su ( 1 , 1 )相干態場兩模間的相關性、相關程度以及光子的聚束與反聚束效應產生的作用均有明顯的區別,即kerr效應對系統在共振及非共振作用時的影響是一致的。In fore part of the article, sr theory and any gene which affect sr happening are generally recommended. we also research deeply about condition of sr phenomenon happening. faint signal detection system communication between dsp processing system and pc managing system are described in the detail in back of this article
本文前半部分簡略介紹了隨機共振理論及各種影響隨機共振因子之間的相互關系,對隨機共振發生的條件進行了深入研究;本文後半部分就小信號檢測系統的隨機共振演算法以及dsp系統與pc機間的通信進行了詳細的描述。In this paper, which is about p + a p " + a " + reaction process, exciting the n * ( 1440 ) in the projectile of protron mediated by an isoscalar ( cr ) exchange, we continued to work in the framework of effective theory
本文在以標量介子作為交換介子的有效理論框架下,在完全相對論的基礎上,研究了p + a p + a +反應模型中,在入射粒子p上產生共振激發態n ~ * ( 1440 )的反應過程。The study indicates that self - assembly monolayer membrane of au nanoparticle distributes as sub - monolayer. after au nanoparticles are assembled in multilayer, surface plasma resonance absorption peak got a red shift because of the polarizing effect of the surrounding media and the coupling effect of surface plasma waves between the next au nanoparticles
研究表明au納米粒子的自組裝單層薄膜呈亞單層分佈, au納米粒子組裝到多層復合薄膜中后,由於周圍介質的極化作用以及相鄰au納米粒子間的表面等離子體波的耦合作用,表面等離子共振吸收峰出現紅移和展寬。It follows that two experiments of hyperfine structure of atomic energy level which are called magnetic resonamce experiment and co - line expression beam interative experiment
介紹了研究原子能級超精細結構的兩個實驗:磁共振實驗、共線快離子束相互作用實驗。In the theoretical framework of the relativistic mean field, the influences of ( superscript - ) meson condensate on the equation of state and the particle fractions of neutron star matter including delta isobars are studied
摘要在相對論平均場理論框架下研究了(上標- )介子凝聚對包括共振態的中子星物質狀態方程及其粒子分佈的影響。In the single - photon resonance case, for large area input pulses, the spectral components oscillating around 32 appears in the spectrum due to the strong secondary excitation making the two - level model invalidity and the multi - level model should be used to describe this molecule
在單光子共振情況下,即入射脈沖頻率等於1 、 2能級之間的共振頻率,對大面積入射脈沖,由於強的二次激發的作用,電場頻譜中出現了在32附近振蕩的頻率成分, 32是2 、 3能級之間的共振頻率,說明對大面積入射脈沖二能級模型已經失效,需要採用多能級模型來描述分子介質。First, we concisely recall the formation and development of bose - einstein condensa - tion ' s theory and it ' s experimentation. secondly, we briefly intro - duce some properties of weakly interactive bose gases, and derive the nonlinear gross - pitaevskii equation that is the condensate macroscopic wave function ' s equation. thirdly, we give a exam - pie, an approximation analytical solution of the gross - pitaevskii equation in a spherical symmetric harmonic trap is derived by a perturbation theory approach, this solution is consistent with that numerically obtained
全文共分為四章:第一章首先簡要的介紹和回顧了玻色-愛因斯坦凝聚理論的產生和發展,以及其實驗研究的過程,然後著重介紹了弱相互作用的玻色氣體的一些性質,並推導出了凝聚體宏觀波函數滿足非線性的gp方程,還以球對稱的諧振子勢為例,用標準的微擾方法求出了定態的gp方程近似解,發現其與已知的數值結果符合得很好。The principles of differential scanning calorimetry, electron microscope, nuclear magnetic resonance and x - ray were introduced in this paper together with their applications in oil quality control, development direction of investigation on oil quality control was also forecasted here
摘要介紹了現代物理化學方法(差示掃描量熱法、電子顯微鏡、核磁共振法、 x -射線衍射法)的原理及其在油脂質量控制中的應用,並預側了油脂質量控制研究的發展方向。In this paper, the system of a a - type three - level atom interacting with two - mode su ( 1, 1 ) coherent states in a kerr - like medium is studied by means of the quantum theory, and the state function for the resonant or non - resonant interaction is derived. using the state function, the kerr effect on the quantum dynamics and nonclassical properties in the system is investigated ; and the influences of the detuning and initial atomic on the quantum and nonclassical properties in the non - resonant interaction study system
本文運用全量子理論,研究了類kerr介質中雙模su ( 1 , 1 )相干態場與型三能級原子相互作用系統,分別導出了該系統在共振及非共振相互作用時的態函數,並以此為出發點,研究了kerr效應對系統的量子動力學和非經典特性的影響,場模失諧量、原子初態對非共振作用系統的量子動力學和非經典特性影響。This paper describes techniques for detecting early markers of dn, including routine methods, such as radioimmunoassay, chemical luminescence immunoassay, enzyme - linked immunosorbent assay etc., and biosensors and microelectrochemical biosensors, such as piezoid sensor, fluorescence biosensor, surface plasmon resonance biosensor etc
本文介紹糖尿病腎病早期標志物的檢測技術,包括放射免疫測定法、化學發光免疫測定法、酶聯免疫吸附測定法等實驗室常規檢測方法,以及石英晶體免疫傳感器、熒光生物傳感器、表面等離子體共振生物傳感器和微型電化學生物傳感器等檢測技術。In the dissertation, we introduce three types of mpbg resonant antennas, the patch antenna with a new pbg cover, the patch antenna with a new pmc substrate, the patch antenna with a pmc substrate and a pbg cover, the antenna with a meta - material cover
本論文發展了三種光子晶體共振天線、新型pbg覆層貼片天線、新型pmc基底貼片天線、具有pmc基底和pbg覆層的新型貼片天線、異向介質覆層新型貼片天線。Application of modern analytical technology in quality control of traditional chinese medicine ( tcm ) are introduced in this paper, including chromatographic techniques, spectral techniques, nuclear magnetic resonance ( nmr ), mass spectrometry ( ms, gc - ms, lc - ms, ce - ms, icp - ms ), dna fingerprint techniques, x - ray diffraction techniques
摘要介紹色譜法、光譜法、核磁共振波譜、質譜及其聯用技術、 dna分子診斷技術、 x射線衍射法等幾種現代分析方法在中藥質量控制中的應用。In a three - level a system, the condition of establishing eit is the exact two - photon resonance
在三能級a型介質中,產生eit的條件是雙光子共振。分享友人